A Favicon is a small icon that shows up on your URL bar or your bookmarks list when you access a website. Google had changed it's Favicon last time in June 2008, and now in this year Google has again come up with a new Favicon. Google annoced it's users to submit their designs on favicon in June 2008. Regardless to say, plenty of favicons submitted since then and today Google introduced a new Favicon submitted by one of their users. The Favicon is selected on the basis of design elements and few other factors.

Here is a Google's new favicon

"André Resende, a computer science undergraduate student at the University of Campinas in Brazil, submitted the design that inspired our new favicon. His placement of a white 'g' on a color-blocked background was highly recognizable and attractive, while seeming to capture the essence of Google.", Google's Official Blog.

André Resende submitted this favicon

Officials say, "Although we changed the color layout slightly and moved the 'g' off center, his submission formed the basis for our new design."

Few other designs that caught Google's attention, incorporating all four of Google's colors (Red, Yellow, Green and Blue) into the four corners of the favicon are posted below. Source